Shares of Salesforce.com rise 26% after 2nd-quarter profits double Wall Street\u2019s expectations. Digital sales in Dick\u2019s Sporting Goods\u2019 2nd\xa0quarter rise 194%. Urban Outfitters reports a profit in the 2nd\xa0quarter sending the stock up more than 20%. Emily Flippen analyzes those stories and shares which one is the most surprising.